feat: add subscription auto-sync, node pools, docker deployment docs

docker-compose.yml

@@ -0,0 +1,20 @@
+version: "3.8"
+
+services:
+  airtosocks:
+    build: .
+    container_name: airtosocks
+    restart: unless-stopped
+    ports:
+      - "8080:8080"
+    volumes:
+      - ./config:/app/config
+      - ./data:/app/data
+      - ./bin:/app/bin
+    environment:
+      - TZ=Asia/Shanghai
+    # 可选：修改端口和检查间隔
+    # command: python main.py
+    # 在 config.yaml 中配置:
+    #   port: 8080
+    #   check_interval: 600